A:
Positive:
1 x 15470955 x 30941911 x 14064523 x 6726555 x 28129115 x 13453253 x 61151223 x 1265
Negative:
-1 x -1547095-5 x -309419-11 x -140645-23 x -67265-55 x -28129-115 x -13453-253 x -6115-1223 x -1265
Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 1,547,095, it is easier to work with a table - it's called factoring from the outside in.
We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.
| 1 | 1,547,095 | |
| -1 | -1,547,095 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 1,547,095.
Example:
1 x 1,547,095 = 1,547,095
and
-1 x -1,547,095 = 1,547,095
Notice both answers equal 1,547,095
With that explanation out of the way, let's continue. Next, we take the number 1,547,095 and divide it by 2:
1,547,095 ÷ 2 = 773,547.5
If the quotient is a whole number, then 2 and 773,547.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 1,547,095 | |
| -1 | -1,547,095 |
Now, we try dividing 1,547,095 by 3:
1,547,095 ÷ 3 = 515,698.3333
If the quotient is a whole number, then 3 and 515,698.3333 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 1,547,095 | |
| -1 | -1,547,095 |
Let's try dividing by 4:
1,547,095 ÷ 4 = 386,773.75
If the quotient is a whole number, then 4 and 386,773.75 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 1,547,095 | |
| -1 | 1,547,095 |
If you did it right, you will end up with this table:
| 1 | 5 | 11 | 23 | 55 | 115 | 253 | 1,223 | 1,265 | 6,115 | 13,453 | 28,129 | 67,265 | 140,645 | 309,419 | 1,547,095 |
| -1 | -5 | -11 | -23 | -55 | -115 | -253 | -1,223 | -1,265 | -6,115 | -13,453 | -28,129 | -67,265 | -140,645 | -309,419 | -1,547,095 |
Here are some more numbers to try:
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